NIN Enrolment Centre, Upton Park, East London 2nd Floor, 277A Green Street, Daminis Mall (Opposite East Shopping Mall) London E7 8LJ 4 Reasons why you need a NIN in the DiasporaIt is mandatory for All Nigerians, for identification.It will soon be needed for opening Nigerian Bank Accounts, etc.It is now Mandatory for renewal of Nigerian International Passport.Nigerian Telecom Companies have been asked by the Regulators to disconnect SIM Cards of customers who do not have a NIN.